adding logging to server

server/serverconfig/config.go

@@ -7,6 +7,7 @@ import (
 	"path/filepath"
 
 	"github.com/deranjer/store"
+	"github.com/rs/zerolog"
 )
 
 // ConfigPath is the global path to the config that is injected from the main server package.
@@ -34,6 +35,28 @@ func FindConfig() (string, error) {
 	return "", fmt.Errorf("serverConfig.toml does not appear to be in the correct file format")
 }
 
+// SetLogLevel takes in the integer supplied and turns it into a log level
+func SetLogLevel(loglevel int) (level zerolog.Level, err error) {
+	switch loglevel {
+	case -1:
+		return zerolog.TraceLevel, nil
+	case 0:
+		return zerolog.DebugLevel, nil
+	case 1:
+		return zerolog.InfoLevel, nil
+	case 2:
+		return zerolog.WarnLevel, nil
+	case 3:
+		return zerolog.ErrorLevel, nil
+	case 4:
+		return zerolog.FatalLevel, nil
+	case 5:
+		return zerolog.PanicLevel, nil
+	default:
+		return zerolog.InfoLevel, fmt.Errorf("incorrect log level set, setting it to info level")
+	}
+}
+
 // ValidateConfig will go through the entire config and do basic sanity checks and write valid values to the server struct if some are missing
 func ValidateConfig(conf *GvcServerConfig, configPath string, version string) error {
 	if conf.Version == "" { // No version found, should we update it?

server/serverconfig/structures.go

@@ -8,6 +8,7 @@ import (
 // GvcServerConfig will hold the base server settings
 type GvcServerConfig struct {
 	LogFile          string       `toml:"logfile"`          // Where to store the echo logs
+	LogLevel         int          `toml:"loglevel"`         // Panic: 5, Fatal: 4, Error: 3, Warn: 2, Info: 1, debug: 0, trace: -1
 	DatabaseLocation string       `toml:"databaselocation"` // Location of the database
 	Database         *storm.DB    // DB Handle for passing around
 	Version          string       `toml:"version"`      // The server version